基于C8051F020的带式输送机智能保护系统研究 .pdfVIP

学兔兔 第46卷第1期 煤 炭 工 程 Vo1．46，No．1 2014年第1期 COAL ENGINEERING No．1，2014 doi：10．1 l799／ce201401042 基于C8051 F020的带式输送机智能 保护系统研究 杨 宁，许春雨，王梦琼 (太原理工大学 电气与动力工程学院，山西太原 030024) 摘 要：针对矿井带式输送机故障保护可靠性差、保护种类不全等问题，设计了一种基于 C8051F020和RS485总线的带式输送机综合保护系统，分析了带式输送机的常见故障类型，介绍 了系统的硬件结构和软件设计，确定了带式输送机输送带速度、温度、烟雾、跑偏等故障的检测 方法。该保护系统采用上下位机的结构对传感器信号量进行采集和处理，实现了对带式输送机故 障的智能判断，降低了误动率。 关键词：带式输送机；智能保护；C8051F020；传感器 中图分类号：TD528 文献标识码：B 文章编号：1671—0959(2014)01-0135-03 Research on Intelligent Protection System of Belt Conveyor Based on C805 1 F020 YANG Ning，XU Chun—yu，WANG Meng—qiong (School of Electrical and Power Engineering，Taiyuan University of Technology，Taiyuan 030024，China) Abstract：In order to improve the reliability of fault protection for mine belt conveyor and to complement the protection modes，an intelligent protection system of belt conveyor based on C805 1 F020 and RS485 buses was designed，common faults of belt conveyor were analyzed，hardware structure design and software design of the system were introduced． Detection methods of belt faults(speed，temperature，fog and off tracking，etc．)were proposed．Applying the structure of host computer and slave computer to collect and process various signal output through the sensors，the protection system realized real—time speed detection and intelligent judge of belt conveyor faults，reducing the malfunction rate． Keywords：belt conveyor；intelligent protection；C805 1 F020；sensor 随着煤矿生产规模的扩大，对煤矿安全生产的要求不 一 系列安全事故。 断提高，带式输送机作为煤矿生产的核心设备之一，其安 输送带跑偏：带式输送机运行过程中，输送带